ZSCORE

Syntax text Syntax diagram API methods

ZSCORE key member

Client:

zscore(
    name: KeyT,
    value: EncodableT
) → ResponseT

ZSCORE(
    key: RedisArgument,
    member: RedisArgument
) → Any

zscore(
    key: byte[],
    member: byte[]
) → Double  // The score

zscore(
    key: String,
    member: String
) → Double  // The score

zscore(
    key: K,  // the key.
    member: V  // the member type: value.
) → Double  // Double bulk-string-reply the score of member (a double precision floating point number), represented as string.

zscore(
    key: K,  // the key.
    member: V  // the member type: value.
) → RedisFuture<Double>  // Double bulk-string-reply the score of member (a double precision floating point number), represented as string.

zscore(
    key: K,  // the key.
    member: V  // the member type: value.
) → Mono<Double>  // Double bulk-string-reply the score of member (a double precision floating point number), represented as string.

ZScore(
    ctx: context.Context,
    key: Any,
    member: string
) → *FloatCmd

SortedSetScore(
    key: RedisKey,  // The key of the sorted set.
    member: RedisValue,  // The member to get a score for.
    flags: CommandFlags  // The flags to use for this operation.
) → double?  // The score of the member.

SortedSetScore(
    key: RedisKey,  // The key of the sorted set.
    member: RedisValue,  // The member to get a score for.
    flags: CommandFlags  // The flags to use for this operation.
) → double?  // The score of the member.

SortedSetScore(
    key: RedisKey,  // The key of the sorted set.
    member: RedisValue,  // The member to get a score for.
    flags: CommandFlags  // The flags to use for this operation.
) → double?  // The score of the member.

SortedSetScore(
    key: RedisKey,  // The key of the sorted set.
    member: RedisValue,  // The member to get a score for.
    flags: CommandFlags  // The flags to use for this operation.
) → double?  // The score of the member.

zscore(
    $key: string,
    $member: string
) → string|null

zscore(
    key: K,
    member: M
) → (Option<f64>)

zscore(
    key: K,
    member: M
) → (Option<f64>)

Available since:: Redis Open Source 1.2.0
Time complexity:: O(1)
ACL categories:: @read, @sortedset, @fast,
Compatibility:: Redis Software and Redis Cloud compatibility

Returns the score of member in the sorted set at key.

If member does not exist in the sorted set, or key does not exist, nil is returned.

Required arguments

key

The name of the key that holds the sorted set.

member

The member whose score to return.

Examples

Redis Software and Redis Cloud compatibility

Redis Software	Redis Cloud	Notes
✅ Standard ✅ Active-Active	✅ Standard ✅ Active-Active

Return information

RESP2 RESP3

One of the following:

Bulk string reply: the score of the member (a double-precision floating point number), represented as a string.
Nil reply: if member does not exist in the sorted set, or the key does not exist.